JINGLING NOISE HEARD FROM PASSENGER B-PILLAR WHEN DRIVING ON ROUGH ROADS. A "jingling" noise can be heard...
BMW technical service bulletin B720120 for 2020 BMW 840I, 2020 BMW M8 and 2019-2020 BMW M850I and others.
- Bulletin number
- B720120
- Component
- Structure
- Summary
- JINGLING NOISE HEARD FROM PASSENGER B-PILLAR WHEN DRIVING ON ROUGH ROADS. A "jingling" noise can be heard coming from the area of the passenger B-pillar when driving on rough roads. On uneven road surfaces the passenger safety belt (aka "seat belt") inertia reel can be vibrated in its natural frequency range causing the jingling noise.
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